Contents
- Weather in January
- Frequently asked questions
- Average temperature in January
- Average pressure in January
- Average wind speed in January
- Average humidity in January
- Average rainfall in January
- Average rainfall days in January
- Average snowfall in January
- Average snowfall days in January
- Average daylight in January
- Average sunshine in January
- Average sunshine days in January
- Average UV index in January
- Average cloud cover in January
- Average visibility in January
January
Weather in January
Temperature
The arrival of January is marked by a minor reduction in average high-temperature, sliding from an icy 2.8°C (37°F) in December to a freezing cold -0.2°C (31.6°F). A modest decline from daytime high temperatures is noticed in January, marking the average low at -2.8°C (27°F).Humidity
In Tvärminne, Finland, the average relative humidity in January is 85%.Rainfall
In Tvärminne, in January, it is raining for 7.8 days, with typically 22mm (0.87") of accumulated precipitation. Throughout the year, in Tvärminne, there are 146.1 rainfall days, and 353mm (13.9") of precipitation is accumulated.Snowfall
January through May, October through December are months with snowfall. In January, in Tvärminne, Finland, it is snowing for 12 days. Throughout January, 45mm (1.77") of snow is accumulated. Throughout the year, there are 47.4 snowfall days, and 181mm (7.13") of snow is accumulated.Daylight
The average length of the day in January is 6h and 55min.On the first day of January in Tvärminne, sunrise is at 09:27 and sunset at 15:33. On the last day of the month, sunrise is at 08:43 and sunset at 16:37 EET.
Sunshine
In January, the average sunshine in Tvärminne is 2.4h.UV index
The months with the lowest UV index in Tvärminne are January through March and December, with an average maximum UV index of 1. A UV Index reading of 2, and below, represents a low threat to health from unprotected exposure to Sun's UV rays for the ordinary person.Note: In January, a daily UV index of 1 turns into the following recommendations:
Though the majority can handle prolonged sun exposure, it is crucial to always shield babies, children, and those with fair skin. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. Fend off the sun's harsh rays with appropriate clothing, a wide-brim hat, and UV-protective sunglasses. Heed this! Snow reflection can almost augment the UV radiation of the sun by double.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is it in Tvärminne in January?
What is the average humidity in January in Tvärminne?
How many days does it rain in January in Tvärminne?
How many days does it snow in January in Tvärminne?
What is the average length of the day in January in Tvärminne?
What time are sunrise and sunset in January in Tvärminne?
How many hours of sunshine does Tvärminne have in January?
When is the lowest UV index in Tvärminne?
How high is the UV index in January in Tvärminne?
Average temperature in January
Tvärminne, Finland
- Average high temperature in January: -0.2°C
The warmest month (with the highest average high temperature) is August (18.3°C).
The month with the lowest average high temperature is February (-0.4°C).
- Average low temperature in January: -2.8°C
The month with the highest average low temperature is August (15.9°C).
The coldest month (with the lowest average low temperature) is February (-3.2°C).
Average pressure in January
Tvärminne, Finland
- Average pressure in January: 1011.5mbar
The month with the highest atmospheric pressure is May (1015mbar).
The month with the lowest atmospheric pressure is December (1008.2mbar).
Average wind speed in January
Tvärminne, Finland
- Average wind speed in January: 27.7km/h
The windiest month (with the highest average wind speed) is December (31.4km/h).
The calmest month (with the lowest average wind speed) is May (18.8km/h).
Average humidity in January
Tvärminne, Finland
- Average humidity in January: 85%
The month with the highest relative humidity is February (87%).
The month with the lowest relative humidity is August (76%).
Average rainfall in January
Tvärminne, Finland
- Average rainfall in January: 22mm
The wettest month (with the highest rainfall) is August (46mm).
The driest month (with the least rainfall) is April (13mm).
Average rainfall days in January
Tvärminne, Finland
- Average rainfall days in January: 7.8 days
The month with the highest number of rainy days is August (16.7 days).
The month with the least rainy days is February (6.5 days).
Average snowfall in January
Tvärminne, Finland
- Average snowfall in January: 45mm
The month with the highest snowfall is December (48mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in January
Tvärminne, Finland
- Average snowfall days in January: 12 days
The month with the highest number of snowfall days is January (12 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in January /
Average sunshine in January
Tvärminne, Finland
- Average daylight in January: 6h and 5min
The month with the longest days is June (Average daylight: 18h and 42min).
The month with the shortest days is December (Average daylight: 6h and 6min).
- Average sunshine in January: 2h and 2min
The month with the most sunshine is July (Average sunshine: 12h and 6min).
The month with the least sunshine is December (Average sunshine: 1h and 48min).
Average sunshine days in January
Tvärminne, Finland
- Average sunshine days in January: 10.1 days
The month with the most sunshine days is May (18.1 days).
The month with the least sunshine days is December (7.2 days).
Average UV index in January
Tvärminne, Finland
- Average UV index in January: 1
The months with the highest UV index are June, July and August (UV index 5).
The months with the lowest UV index are January, February, March and December (UV index 1).
Average cloud cover in January
Tvärminne, Finland
- Average cloud cover in January: 69
The month with the most cloud cover is December (Cloud cover 74).
The month with the least cloud cover is July (Cloud cover 33).
Average visibility in January
Tvärminne, Finland
- Average visibility in January: 9km
The months with the highest visibility are May, June, July, August, September and October (10km).
The months with the lowest visibility are January, February, March, April, November and December (9km).
